BS 6156:1981

National foreword
Cooperating organizations
1. General
2. Wire construction and dimensions
2.1 Conductor
2.2 Insulation
3. Mechanical requirements
3.1 Conductor
3.2 Insulation
3.3 Cut-through test
3.4 Melting point test
3.5 Density
3.6 Heat shock test
4. Thermal stability and climatic requirements
4.1 Measurement of insulation shrinkage after over-
     heating of conductor
5. Electrical requirements
5.1 Electrical resistance of conductor
5.2 Dielectric strength
5.3 Insulation resistance
6. Engineering data
6.1 Permittivity and tangent delta
6.2 Current-carrying capacity (for information)
Figure 1 - Correction factor K for groups of equipment
           wires under continuous conditions of loading
Table I - Dimensions and electrical properties. Solid
          conductors
Table II - Dimensions and electrical properties.
           Stranded conductors
Appendix A - Testing the coating for pinholes
Appendix B - Cut through test
Appendix C - Melting point test
Appendix D - Preferred colours
Appendix E - Calculation of the maximum diameter of
             insulated conductors

Gives construction and dimensional details for solid or stranded conductors of copper or copper alloy with fluorinated polyhydrocarbon type insulation. Includes electrical, mechanical and climatic tests.